@book{5733,
	author = {Joule, J. A. and Smith, G. F.},
	title = {Heterocyclic chemistry (vol-2)},
	publisher = {ELBS and Van Nostrat},
	year = {1978},
	series = {2},
	address = {New York},
	edition = {2nd},
	note = {724/87-88 / 31.10.1987}
}